ESP32 Setting a Custom Hostname (Arduino IDE)
By default, the hostname of the ESP32 is espressif. In this guide, you’ll learn how to set a custom hostname for your board. To set a custom hostname for your …
Project
MicroPython: Program ESP32/ESP8266 using VS Code and Pymakr
In this guide, you’ll learn how to program your ESP32 and ESP8266 boards with MicroPython using VS Code Editor (Visual Studio Code) with the Pymakr extension. If you’re used to …
[SOLVED] Reconnect ESP8266 NodeMCU to Wi-Fi Network After Lost Connection
This quick guide shows different ways to reconnect the ESP8266 NodeMCU board to a Wi-Fi network after a lost connection. This can be useful if the ESP8266 temporarily loses the …
ESP32 Neopixel Status Indicator and Sensor PCB Shield with Wi-Fi Manager
In this project, we’ll create a status indicator PCB shield for the ESP32 featuring two rows of addressable RGB neopixel LEDs, a BME280 sensor, and a pushbutton. We’ll program the …
ESP8266 NodeMCU OTA (Over-the-Air) Updates – AsyncElegantOTA (VS Code + PlatformIO)
In this guide, you’ll learn how to do over-the-air (OTA) updates to your ESP8266 NodeMCU boards using the AsyncElegantOTA library and VS Code with PlatformIO. The AsyncElegant OTA library creates …
ESP32 OTA (Over-the-Air) Updates – AsyncElegantOTA (VS Code + PlatformIO)
In this guide, you’ll learn how to do over-the-air (OTA) updates to your ESP32 boards using the AsyncElegantOTA library and VS Code with PlatformIO. The Async Elegant OTA library creates …
ESP8266 NodeMCU OTA (Over-the-Air) Updates – AsyncElegantOTA using Arduino IDE
In this guide, you’ll learn how to do over-the-air (OTA) updates to your ESP8266 NodeMCU boards using the AsyncElegantOTA library. This library creates a web server that allows you to …
ESP32: Guide for MicroSD Card Module using Arduino IDE
This guide shows how to use a microSD card with the ESP32: you’ll learn how to read and write files to the microSD card. To interface the microSD card with …
ESP32 OTA (Over-the-Air) Updates – AsyncElegantOTA using Arduino IDE
In this guide, you’ll learn how to do over-the-air (OTA) updates to your ESP32 boards using the AsyncElegantOTA library. This library creates a web server that allows you to upload …
ESP32 Save Data Permanently using Preferences Library
This guide shows how to save data permanently on the ESP32 flash memory using the Preferences.h library. The data held in the flash memory persists across resets or power failures. …
ESP32 Web Server Hosting Files from MicroSD Card
In this tutorial, you’ll learn how to build an ESP32 web server to serve files from a microSD card using a microSD card module that communicates using SPI protocol. You’ll …
Arduino Guide for MPU-6050 Accelerometer and Gyroscope Sensor
Learn how to use the MPU-6050 accelerometer and gyroscope module with the Arduino board. The MPU-6050 IMU (Inertial Measurement Unit) is a 3-axis accelerometer and 3-axis gyroscope sensor. The accelerometer …
ESP32 Useful Wi-Fi Library Functions (Arduino IDE)
This article is a compilation of useful Wi-Fi functions for the ESP32. We’ll cover the following topics: scan Wi-Fi networks, connect to a Wi-Fi network, get Wi-Fi connection strength, check …
[SOLVED] Reconnect ESP32 to Wi-Fi Network After Lost Connection
This quick guide shows how you can reconnect your ESP32 to a Wi-Fi network after losing the connection. This can be useful in the following scenarios: the ESP32 temporarily loses …